2977215

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 5031936

約数和(自身を除く): 2054721

約数列:

[1, 3, 5, 15, 41, 47, 103, 123, 141, 205, 235, 309, 515, 615, 705, 1545, 1927, 4223, 4841, 5781, 9635, 12669, 14523, 21115, 24205, 28905, 63345, 72615, 198481, 595443, 992405, 2977215]

約数ペア:

[(1, 2977215), (3, 992405), (5, 595443), (15, 198481), (41, 72615), (47, 63345), (103, 28905), (123, 24205), (141, 21115), (205, 14523), (235, 12669), (309, 9635), (515, 5781), (615, 4841), (705, 4223), (1545, 1927)]